Payment system

Graduate project for programming course "Java developer"
Date of defence: 31.03.2020

Functionality

1. User can:

• register/login in the system
• create, remove wallets and replenish the balance
• transfer money to another personal wallet with a currency conversion function
• make a deposit and get it back
• get and repay a loan
• get fresh currency exchange rates

2. Admin can:

• CRUD operations with users, types of deposits and credits
• search deposits, credits, transfer details by date, id, user etc.
• send messages to email (fresh currency exchange rates, notification about blocking)

Features

• REST API
• JWT authentication and authorization
• automatic update status of deposits and credits (Scheduler task)
• exchange rates from website https://myfin.by/converter (Java HTML parser - Jsoup)
• sending messages – JavaMailSender
• simple unit tests

Technology Stack

• Technology: Java, Spring Boot, Spring Data JPA, Spring Security, Maven, JUnit, Slf4j, Apache Tomcat
• Database: MySQL